- Both parts were re-framed in 1.78:1 aspect ratio for the Blu-ray editions.
- The Warner Archive U.S. DVD release restores the original British version with the presentation in two parts (on two discs) with a total running time of approximately 198 minutes (the box lists a running time of 188 minutes).
- Shown as a 2-part drama (2 x 100 min) in the UK, and as a 4-part mini-series (4 x 50 min) in the US.
- The original Thames home video version ran as a full feature with the separate opening and closing titles between episodes omitted. Also, the 'statement' about the film's authenticity that preceded each episode was shown after the end credits and company logo on the Thames home video version, acting as an epilogue rather than a prologue.
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